package com.atguigu.gulimall.product.exception;

import com.atguigu.common.excepton.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @author: user1
 * date: 2022/1/22
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{}，异常类型:{}",e.getMessage(),e.getClass());

        BindingResult bindingResult = e.getBindingResult();
        Map<String,String> errorMap = new HashMap<>();
        //1、获取校验的错误结果
       bindingResult.getFieldErrors().forEach((fieldError) -> {
           errorMap.put(fieldError.getField(),fieldError.getDefaultMessage());
       });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }

    @ExceptionHandler(value = Exception.class)
    public R handleException(Throwable throwable){
        log.error("错误，",throwable);
        return R.error(BizCodeEnume.UNKNON_EXCEPTION.getCode(),BizCodeEnume.UNKNON_EXCEPTION.getMsg());
    }
}
